take over/up the reins idiom
控制;接管(某东西,尤指某机构或国家)
to take control of something, especially an organization or a country
He took up the reins of government immediately after the coup. 在那次政变之后,他立即控制了政府。
Synonyms: check (LIMIT)constraintcontrol (POWER)curb (CONTROL)curtailmentlimit limitationrestraintrestriction